package abc.User;

import abc.Tool.JdbcUtils;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet(urlPatterns = "/user/add")
public class UserAddServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //1.获取参数，
        //2.执行sql
        //3.跳转用户列表页
        String name = req.getParameter("n");
        String username = req.getParameter("u") ;
        String id = req.getParameter("i");

        if(id!=null && !"null".equals(id)){
            String sql = "UPDATE `user` SET `name` = ?,username =? WHERE id = ?";
            JdbcUtils.modify(sql,name,username,id);
        }else {
            String sql = "INSERT INTO `user` (username,`password`,`name`) VALUES( ?,MD5(666666),?)";
            JdbcUtils.modify(sql,username,name);
        }

        resp.sendRedirect("/abc/user-list.jsp");

    }
}
